[INFO] fetching crate nnsplit 0.5.9...
[INFO] checking nnsplit-0.5.9 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate nnsplit 0.5.9 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate nnsplit 0.5.9 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nnsplit 0.5.9
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate nnsplit 0.5.9
[INFO] tweaked toml for crates.io crate nnsplit 0.5.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate nnsplit 0.5.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tract-nnef v0.15.8
[INFO] [stderr]   Downloaded educe v0.4.20
[INFO] [stderr]   Downloaded mapr v0.8.0
[INFO] [stderr]   Downloaded scratch v1.0.4
[INFO] [stderr]   Downloaded liquid-derive v0.23.1
[INFO] [stderr]   Downloaded liquid v0.23.1
[INFO] [stderr]   Downloaded enum-ordinalize v3.1.12
[INFO] [stderr]   Downloaded liquid-lib v0.23.1
[INFO] [stderr]   Downloaded tract-linalg v0.15.8
[INFO] [stderr]   Downloaded tract-hir v0.15.8
[INFO] [stderr]   Downloaded liquid-core v0.23.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.7
[INFO] [stderr]   Downloaded tract-data v0.15.8
[INFO] [stderr]   Downloaded tract-core v0.15.8
[INFO] [stderr]   Downloaded tract-onnx v0.15.8
[INFO] [stderr]   Downloaded tract-onnx-opl v0.15.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 278c5fdb2106115b698785f9e70c8a1618648939b743acc54298ed0f581def98
[INFO] running `Command { std: "docker" "start" "-a" "278c5fdb2106115b698785f9e70c8a1618648939b743acc54298ed0f581def98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "278c5fdb2106115b698785f9e70c8a1618648939b743acc54298ed0f581def98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278c5fdb2106115b698785f9e70c8a1618648939b743acc54298ed0f581def98", kill_on_drop: false }`
[INFO] [stdout] 278c5fdb2106115b698785f9e70c8a1618648939b743acc54298ed0f581def98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 992529590db8721a562f5b163b79abc83c79d4539264bf99c8ead89a401030c7
[INFO] running `Command { std: "docker" "start" "-a" "992529590db8721a562f5b163b79abc83c79d4539264bf99c8ead89a401030c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.7
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "992529590db8721a562f5b163b79abc83c79d4539264bf99c8ead89a401030c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992529590db8721a562f5b163b79abc83c79d4539264bf99c8ead89a401030c7", kill_on_drop: false }`
[INFO] [stdout] 992529590db8721a562f5b163b79abc83c79d4539264bf99c8ead89a401030c7
[INFO] checking nnsplit-0.5.9 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate nnsplit 0.5.9 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate nnsplit 0.5.9 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nnsplit 0.5.9
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate nnsplit 0.5.9
[INFO] tweaked toml for crates.io crate nnsplit 0.5.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate nnsplit 0.5.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 930cdd789e3744020ec2406780329da1c40c9d587a31b73a1f53d653ba1c0e9d
[INFO] running `Command { std: "docker" "start" "-a" "930cdd789e3744020ec2406780329da1c40c9d587a31b73a1f53d653ba1c0e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "930cdd789e3744020ec2406780329da1c40c9d587a31b73a1f53d653ba1c0e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930cdd789e3744020ec2406780329da1c40c9d587a31b73a1f53d653ba1c0e9d", kill_on_drop: false }`
[INFO] [stdout] 930cdd789e3744020ec2406780329da1c40c9d587a31b73a1f53d653ba1c0e9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8aad6d3e26eeebe6eecf0106b13216cd36a52615ce83ac6519dc08e7ba705206
[INFO] running `Command { std: "docker" "start" "-a" "8aad6d3e26eeebe6eecf0106b13216cd36a52615ce83ac6519dc08e7ba705206", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.7
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8aad6d3e26eeebe6eecf0106b13216cd36a52615ce83ac6519dc08e7ba705206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aad6d3e26eeebe6eecf0106b13216cd36a52615ce83ac6519dc08e7ba705206", kill_on_drop: false }`
[INFO] [stdout] 8aad6d3e26eeebe6eecf0106b13216cd36a52615ce83ac6519dc08e7ba705206
